- Company number
- 13543704
- Incorporated
- 2 Aug 20215 years trading
- Registered office
- C/O Evolution Accountancy Ltd Suite 52A Midshires House, Smeaton Close, Aylesbury, Buckinghamshire, HP19 8HL
- Nature of business
- Construction of domestic buildings
Proworks Building and Maintenance Ltd is a 5-year-old private limited company registered in Aylesbury, company number 13543704, one of 176 building contractors in Aylesbury. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £28K (+123.9%) on the year before, to £51K.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £101K against £46K owed within a year: 2.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £51K | £101K | £46K | 2 | |
| 31 Mar 2024 | £23K | £50K | £20K | 2 | |
| 31 May 2023 | £5,228 | £17K | £7,188 | 2 | |
| 30 Jun 2022 | £1,676 | £9,160 | £5,084 | 2 |
Where Proworks Building and Maintenance Ltd is registered
The registered office is in Aylesbury (HP19), in the Buckinghamshire local authority area, South East. Show HP19 8HL on a map.
Other trade companies in HP19
- TPV Group LtdProperty developers
- Aylesbury Claims Management LtdMechanics and garages
- Abi Handyman LimitedFinishing trades
- KWK Properties LimitedProperty developers
- Redline Group Properties LimitedProperty developers
- Ridge and Crown Roofing LtdRoofers
- Lightning Performance Auto Services LimitedMechanics and garages
- Spartan Facades LtdSpecialist contractors
Also registered at this address
3 other companies use the same registered office as Proworks Building and Maintenance Ltd.
- BG'S Garden Services LimitedInstallers
- Fty Carpentry LimitedJoiners and carpenters
- Tang Low Development LimitedFinishing trades
What happens if Proworks Building and Maintenance Ltd files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 13543704
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 August 2021 (5 years ago)
- Registered office
- C/O Evolution Accountancy Ltd Suite 52A Midshires House, Smeaton Close, Aylesbury, Buckinghamshire, HP19 8HL
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 1 August 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Aylesbury
Other active building contractors registered in Aylesbury.
- Ptpkl Ltd2023
- Putting P Limited2025
- Q Development & Construction Limited2015
- R Wilson Builders Limited2026
- R.A.W Carpentry and Construction Ltd2022
- Raczka Windows Ltd2024
- Raf Builders Ltd2025
- Raimund Vaitkev Ltd2024
All building contractors in Aylesbury · All trades in Aylesbury · Builders across the UK
Frequently asked questions
When are Proworks Building and Maintenance Ltd's accounts due?
Proworks Building and Maintenance Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Proworks Building and Maintenance Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Proworks Building and Maintenance Ltd still trading?
Proworks Building and Maintenance Ltd is listed as active on the Companies House register (checked 13 Oct 2026). Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Proworks Building and Maintenance Ltd do?
Proworks Building and Maintenance Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Proworks Building and Maintenance Ltd?
Proworks Building and Maintenance Ltd was incorporated on 2 August 2021, 5 years ago.
What is the penalty if Proworks Building and Maintenance Ltd files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Proworks Building and Maintenance Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.